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src/sql/executor/ob_task_executor.h

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+/**
+ * Copyright (c) 2021 OceanBase
+ * OceanBase CE is licensed under Mulan PubL v2.
+ * You can use this software according to the terms and conditions of the Mulan PubL v2.
+ * You may obtain a copy of Mulan PubL v2 at:
+ *          http://license.coscl.org.cn/MulanPubL-2.0
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+ * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ * See the Mulan PubL v2 for more details.
+ */
+
+#ifndef OCEANBASE_SQL_EXECUTOR_TASK_EXECUTOR_
+#define OCEANBASE_SQL_EXECUTOR_TASK_EXECUTOR_
+#include "ob_task_info.h"
+
+namespace oceanbase {
+namespace sql {
+class ObJob;
+class ObTaskInfo;
+class ObExecContext;
+class ObTaskExecutor {
+  public:
+  ObTaskExecutor();
+  virtual ~ObTaskExecutor();
+  virtual int execute(ObExecContext& query_ctx, ObJob* job, ObTaskInfo* task_info) = 0;
+  inline virtual void reset()
+  {}
+
+  protected:
+  int build_task_op_input(ObExecContext& query_ctx, ObTaskInfo& task_info, const ObPhyOperator& root_op);
+  int should_skip_failed_tasks(ObTaskInfo& task_info, bool& skip_failed_tasks) const;
+
+  private:
+  DISALLOW_COPY_AND_ASSIGN(ObTaskExecutor);
+};
+}  // namespace sql
+}  // namespace oceanbase
+#endif /* OCEANBASE_SQL_EXECUTOR_TASK_EXECUTOR_ */
+//// end of header file